netdev - Re: [PATCH/RFC v4 net-next] ravb: Add dma queue interrupt support

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Message-ID: <56AA552B.9080608@cogentembedded.com>
Date:	Thu, 28 Jan 2016 20:51:39 +0300
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	Yoshihiro Kaneko <ykaneko0929@...il.com>, netdev@...r.kernel.org
Cc:	"David S. Miller" <davem@...emloft.net>,
	Simon Horman <horms@...ge.net.au>,
	Magnus Damm <magnus.damm@...il.com>, linux-sh@...r.kernel.org
Subject: Re: [PATCH/RFC v4 net-next] ravb: Add dma queue interrupt support

On 01/24/2016 06:52 PM, Yoshihiro Kaneko wrote:

> From: Kazuya Mizuguchi <kazuya.mizuguchi.ks@...esas.com>
>
> This patch supports the following interrupts.
>
> - One interrupt for multiple (descriptor, error, management)

    Looking at the code again, ravb_multi_interrupot() only handles error and 
gPTP interrupt now.

> - One interrupt for emac
> - Four interrupts for dma queue (best effort rx/tx, network control rx/tx)
>
> This patch improve efficiency of the interrupt handler by adding the
> interrupt handler corresponding to each interrupt source described
> above. Additionally, it reduces the number of times of the access to
> EthernetAVB IF.

    I'd still like to see there a statement about not being dependent on the 
whim of a boot loader any more...

>
> Signed-off-by: Kazuya Mizuguchi <kazuya.mizuguchi.ks@...esas.com>
> Signed-off-by: Yoshihiro Kaneko <ykaneko0929@...il.com>

[...]

MBR, Sergei